USN-3868-1: Thunderbird vulnerabilities

thunderbird vulnerabilities

A security issue affects these releases of Ubuntu and its derivatives:

Ubuntu 18.10

Ubuntu 18.04 LTS

Ubuntu 16.04 LTS

Ubuntu 14.04 LTS

Summary

Several security issues were fixed in Thunderbird.

Software Description

thunderbird - Mozilla Open Source mail and newsgroup client

Details

Multiple security issues were discovered in Thunderbird. If a user were
tricked in to opening a specially crafted website in a browsing context,
an attacker could potentially exploit these to cause a denial of service,
bypass same-origin restrictions, or execute arbitrary code.

Update instructions

The problem can be corrected by updating your system to the following package versions: